﻿using System;

class SequenceTenMembers
{
    static void Main()
    {
        Console.WriteLine("The first 10 members of the sequence: 2, -3, 4, -5, 6 are:");
        int i=2;
        while (i<=10)
        {
            Console.Write(i++);
            Console.Write("  -{0}  ", i++);
        }
        Console.WriteLine();
    }
}
